XI Waktunya Ujian

Passage
•
Chemistry
•
11th Grade
•
Hard

Anonymous Anonymous
Used 2+ times
FREE Resource
22 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
5 mins • 2 pts
Tentukan manakah garam-garam berikut yang termasuk garam terhidrolisis total!
Amonium fosfat
Stronsium asetat
Litium bikarbonat
Kalium nitrat
Tembaga (II) karbonat
2.
MULTIPLE SELECT QUESTION
5 mins • 3 pts
Tentukan manakah garam-garam berikut yang termasuk garam terhidrolisis parsial!
Amonium bikarbonat
Seng (II) klorida
Barium fluorida
Natrium klorida
Litium karbonat
3.
MULTIPLE SELECT QUESTION
5 mins • 2 pts
Tentukan manakah garam-garam berikut yang termasuk garam tidak terhidrolisis sama sekali!
Kalium nitrit
Rubidium fluorida
Timbal (II) asetat
Kalsium sulfat
Stronsium klorida
4.
FILL IN THE BLANK QUESTION
5 mins • 4 pts
Tentukanlah pH dari larutan berikut:
5 mL larutan berilium sulfat 0,001 M (Kb berilium hidroksida = 10-12)
log 3 ≈ 0,5
5.
FILL IN THE BLANK QUESTION
5 mins • 4 pts
Tentukanlah pH dari larutan berikut:
0,1 mol kalium fluorida dilarutkan hingga 500 mL (Ka = 8x10-5)
log 2 ≈ 0,3
6.
FILL IN THE BLANK QUESTION
5 mins • 4 pts
Tentukanlah pH dari larutan berikut:
100 mL natrium formiat 0,04 M + 900 mL aquadest (Ka = 4x10-5)
7.
FILL IN THE BLANK QUESTION
5 mins • 5 pts
Tentukanlah pH dari larutan berikut:
400 mL asam sulfida 0,1 M direaksikan dengan 100 mL kalsium hidroksida 0,1 M (Ka asam sulfida = 2x10-6)
log 2 ≈ 0,3 dan log 3 ≈ 0,5
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